pgpool_adm_pcp_health_check_stats

Name

pgpool_adm_pcp_health_check_stats --  a function to display health check statistics data on given node ID

Synopsis

pcp_health_check_stats returns record(integer node_id, text host, integer port, text username, text password, out node_id integer, out host text, out port integer, out status text, out role text, out last_status_change timestamp, out total_count bigint, out success_count bigint, out fail_count bigint, out skip_count bigint, out retry_count bigint, out average_retry_count bigint, out max_retry_count bigint, out max_health_check_duration bigint, out min_health_check_duration bigint, out average_health_check_duration float4, out last_health_check timestamp, out last_successful_health_check timestamp, out last_skip_health_check timestamp, out last_failed_health_check timestamp);

pcp_health_check_stats returns record(integer node_id, text pcp_server, out node_id integer, out host text, out port integer, out status text, out role text, out last_status_change timestamp, out total_count bigint, out success_count bigint, out fail_count bigint, out skip_count bigint, out retry_count bigint, out average_retry_count bigint, out max_retry_count bigint, out max_health_check_duration bigint, out min_health_check_duration bigint, out average_health_check_duration float4, out last_health_check timestamp, out last_successful_health_check timestamp, out last_skip_health_check timestamp, out last_failed_health_check timestamp);

Description

pcp_health_check_stats displays health check statistics data on given node ID.

Arguments

node_id

The index of backend node to get information of.

pcp_server

The foreign server name for pcp server.

Other arguments

See pcp_common_options.

Example

Here is an example output:

test=# select * from pcp_health_check_stats(node_id => 0, host => '', port => 11001, username => 't-ishii', password => 't-ishii');
-[ RECORD 1 ]-----------------+--------------------
node_id                       | 0
host                          | /tmp
port                          | 11002
status                        | up
role                          | primary
last_status_change            | 2020-02-25 16:05:29
total_count                   | 3
success_count                 | 3
fail_count                    | 0
skip_count                    | 0
retry_count                   | 0
average_retry_count           | 0
max_retry_count               | 0
max_health_check_duration     | 5
min_health_check_duration     | 3
average_health_check_duration | 4.333333
last_health_check             | 2020-02-25 16:05:47
last_successful_health_check  | 2020-02-25 16:05:47
last_skip_health_check        | 
last_failed_health_check      | 
   

See Table 1 for details of data.